Component for progression with start and end value

I have to replay some animation. I would like to find a component suitable to let me set a start time and end time, and display the progression of the remaining duration of the animation. I was thinking of some mix between a slider w开发者_StackOverflow中文版ith 2 buttons and a progress bar, but think this component is hard to design. Thanks for any suggestion.

This blog post describes exactly what you need, it comes with full source code.